Added junit dependency

OPEN - issue HG-16: Create HelloApplication and corresponding test 
https://soulwing.atlassian.net/browse/HG-16
Implementation of the First Launch user story

IN PROGRESS - issue HG-16: Create HelloApplication and corresponding
test 
https://soulwing.atlassian.net/browse/HG-16
Merge pull request #1 from ceharris/firstLaunch

Looked good enough for an immediate merge.